本文讨论了并励电动机用调磁法调速过程转矩随磁通减小而增大的关系。

This paper discusses the relation between the electromagnetic torque of a shunt dc motor and its flux. The torque increases as the flux decreases.

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仿真结果表明所建立的并励直流电动机瞬态仿真模型是可靠的，可用于并励直流电动机各种瞬态过程的仿真研究。

At last, the simulation results are given along with conclusions that the transient-process simulation model is reliable for various simulation study of shunt-excited DC motors.

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据此仿真模型，进行了并励直流电动机的直接起动、降压起动、电枢回路串电阻起动的实例仿真实验，给出了有关仿真结果。

Then the model is applied to simulate the direct start-up process, the reduced voltage starting process and the starting process with series resistance in the armature circuit.

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据此仿真模型，进行了并励直流电动机的直接起动、降压起动、电枢回路串电阻起动的实例仿真实验，给出了有关仿真结果。

Then the model is applied to simulate the direct start-up process, the reduced voltage starting process and the starting process with series resistance in the armature circuit.

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